1. National Center for Complementary and Integrative Medicine. 2008. “Yoga for Health.” NCCIH Publication No. D472 . Updated 2013.
2. ClinicalTrials.gov. n.d. Search results from the U.S. National Institutes of Health. https://www.clinicaltrials.gov/ct2/results?term=yoga&pg=5 .
3. Patel, N. K. 2012. “The Effects of Yoga on Physical Functioning and Health-Related Quality of Life in Older Adults: A Systematic Review.” Journal of Alternative and Complementary Medicine 18: 902–917.
4. Liu, X. C., L. Pan, Q. Hu, W. P. Dong, J. H. Yan, and L. Dong. 2014. “Effects of Yoga Training in Patients with Chronic Obstructive Pulmonary Disease: A Systematic Review and Meta-Analysis.” Journal of Thoracic Disease 6: 795–802.
5. Medco Health Solutions. 2011. “America’s State of Mind.” http://apps.who.int/medicinedocs/documents/s19032en/s19032en.pdf .
6. Werner, Carrie. 2011. “The Older Population: 2010.” Report No. C2010BR-09 . U.S. Census Bureau.
7. Ortman, J., V. Velkoff, and H. Hogan. 2014. “An Aging Nation: The Older Population in the United States.” Report Number P25–1140 . U.S. Census Bureau.
8. Ibid.
9. Hobbs, F., with B. Damon. 1996. “Current Population Reports: 65+ in the United States.” http://www.census.gov/prod/1/pop/p23–190/p23–190.pdf .
10. Clarke, T. C., L. I. Black, B. J. Stussman, P. M. Barnes, and R. L. Nahin. 2015. “Trends in the Use of Complementary Health Approaches Among Adults, United States 2002–2012.” National Health Statistics Reports 79 . Hyattsville, MD: National Center for Health Statistics.
11. National Osteoporosis Foundation. n.d. “Osteoporosis and Your Spine.” http://nof.org/articles/18.
12. American Heart Association. 2015. “Protect Your Heart in the Heat.” http://www.heart.org/HEARTORG/Conditions/More/MyHeartandStrokeNews/Protect-Your-Heart-in-the-Heat_UCM_423817_Article.jsp.
13. Centers for Disease Control and Prevention and the Merck Company Foundation. 2007. The State of Aging and Health in America 2007: Executive Summary . Whitehouse Station, NJ: The Merck Foundation.
14. de Jong, M. R., M. van der Elst, and K. A. Hartholt. 2013. “Drug-Related Falls in Older Patients: Implicated Drugs, Consequences, and Possible Prevention Strategies.” Therapeutic Advances in Drug Safety 4: 147–154.
15. NIHSeniorHealth. n.d. “Falls and Older Adults.” http://nihseniorhealth.gov/falls/aboutfalls/01.html .
16. Broad, William, 2012. “How Yoga Can Wreck Your Body,” New York Times Magazine, January, 5.
17. Ornish, D., S. E. Brown, J. H. Billings, L. W. Scherwitz, W. T. Armstrong, T. A. Ports, S. M. McLanahan, R. L. Kirkeeide, K. L. Gould, and R. J. Brand. 1990. “Can Lifestyle Changes Reverse Coronary Heart Disease? The Lifestyle Heart Trial.” Lancet 336: 129–133.
18. American Heart Association. 2015. “About Heart Attacks.” http://www.heart.org/HEARTORG/Conditions/HeartAttack/AboutHeartAttacks/About-Heart-Attacks_UCM_002038_Article.jsp .
19. National Cancer Institute. 2014. “Statistics.” Division of Cancer Control & Population Sciences, Office of Cancer Survivorship. http://cancercontrol.cancer.gov/ocs/statistics/statistics.html.
20. National Center for Health Statistics. 2009. Health, United States, 2008: A Report of the Department of Health and Human Services. Hyattsville, MD: National Center for Health Statistics.
21. Xu, J. Q., K. D. Kochanek, S. L. Murphy, and E. Arias. 2014. “Mortality in the United States, 2012.” NCHS Data Brief 168 . Hyattsville, MD: National Center for Health Statistics.
22. World Health Organization. 2014. “World Health Statistics 2014.” http://www.who.intmediacentre/news/releases/2014/world-health-statistics-2014/en .
23. Arias, E. 2014. “United States Life Tables, 2010.” National Vital Statistics Reports 63. Hyattsville, MD: National Center for Health Statistics.
24. Krucoff, C., K. Carson, M. Peterson, K. Shipp, and M. Krucoff. 2010. “Teaching Yoga to Seniors: Essential Considerations to Enhance Safety and Reduce Risk in a Uniquely Vulnerable Age Group.” Journal of Alternative and Complementary Medicine 16: 1–7.
25. Satchidananda, Sri Swami. 2012. The Yoga Sutras of Patanjali, Translation and Commentary . Buckingham, VA: Integral Yoga Publications.
26. Mitchell, Stephen. 1991. Tao Te Ching. New York: HarperPerennial, 76.
27. American Heart Association. 2015. “Physical Activity Improves Quality of Life.” http://www.heart.org/HEARTORG/GettingHealthy/PhysicalActivity/StartWalking/Physical-activity-improves-quality-of-life_UCM_307977_Article.jsp .
28. Butler, Robert. 2009. Phone interview by Carol Krucoff, June.
29. Butler, Robert. 2010. The Longevity Prescription . New York: Avery Books.
30. Mazzeo, R. S. 2007. “Exercise and the Older Adult.” ACSM Current Comment . Indianapolis, IN: American College of Sports Medicine.
31. NIHSeniorHealth. n.d. “Exercise: Benefits of Exercise.” http://nihseniorhealth.gov/exerciseforolderadults/healthbenefits/01.html.
32. Go4Life. n.d. “Do Exercise and Physical Activity Protect the Brain?” National Institute on Aging. https://go4life.nia.nih.gov/tip-sheets/do-exercise-and-physical-activity-protect-brain .
33. Academy of Medical Royal Colleges. 2015. Exercise: The Miracle Cure and the Role of the Doctor Promoting It. London: Academy of Medical Royal Colleges, 12. http://www.aomrc.org.uk/doc_download/9821-exercise-the-miracle-cure-feb-2015.html .
34. Holme, I. 2015. “Increases in Physical Activity Is as Important as Quitting Smoking Cessation for Reductions in Mortality in Elderly Men: 12 Years of Follow-Up of the Oslo II Study.” British Journal of Sports Medicine 49: 743–8.
35. Centers for Disease Control and Prevention. 2015. “FastStats: Exercise or Physical Activity.” Early release of selected estimates based on data from the National Health Interview Survey, 2014. National Center for Health Statistics. http://www.cdc.gov/nchs/fastats/exercise.htm and http://www.cdc.gov/nchs/data/nhis/earlyrelease/earlyrelease201506_07.pdf .
36. National Center for Health Statistics. 2011. Health, United States, 2010: With Special Feature on Death and Dying. Hyattsville, MD: National Center for Health Statistics.
37. Centers for Disease Control and Prevention. 2015. “How Much Physical Activity Do Older Adults Need?” Division of Nutrition, Physical Activity, and Obesity. http://www.cdc.gov/physicalactivity/everyone/guidelines/olderadults.html.
38. Centers for Disease Control and Prevention. 2015. “Physical Activity for Arthritis.” http://www.cdc.gov/arthritis/pa_overview.htm .
39. Centers for Disease Control and Prevention. 2012. “Yoga Activity Card.” http://www.cdc.gov/bam/activity/cards/yoga.html .
40. Krucoff, C. “Yoga for Seniors Can Help with Balance, Agility, and Strength. But Injuries Do Happen.” Washington Post , August 18.
41. National Institute on Aging. 2008. “Talking with Your Older Patient: A Clinician’s Handbook.” NIH Publication No. 08–7105 . Bethesda, MD: National Institutes of Health, Department of Health and Human Services.
42. U.S. Department of Health and Human Services. 2004. Bone Health and Osteoporosis: A Report of the Surgeon General. Rockville, MD: U.S. Department of Health and Human Services, Office of the Surgeon General.
43. National Institutes of Health. 2015. “What Are the Symptoms of a Heart Attack?” National Heart, Lung, and Blood Institute. http://www.nhlbi.nih.gov/health/health-topics/topics/heartattack/signs.
44. Praemer, A., S. Fumer, and D. P. Rice. 1999. Musculoskeletal Conditions in the United States. Rosemont, IL: American Academy of Orthopaedic Surgeons.
45. Genant, H. K., C. Cooper, Poor G., I. Reid, G. Ehrlich, J. Kanis, et al. 1999. “Interim Report and Recommendations of the World Health Organization Task-Force for Osteoporosis.” Osteoporosis International 10: 259–264.
46. National Osteoporosis Foundation. n.d. “Just for Men.” http://nof.org/articles/justformen .
47. Penn State Hershey Medical Center. 2013. “Osteoporosis Highlights.” http://pennstatehershey.adam.com/content.aspx?productId=10&pid=10&gid=000018.
48. National Osteoporosis Foundation. n.d. “Medicines That May Cause Bone Loss.” http://nof.org/articles/6 .
49. U.S. Department of Health and Human Services. 2004. Bone Health and Osteoporosis: A Report of the Surgeon General. Rockville, MD: U.S. Department of Health and Human Services, Office of the Surgeon General.
50. Ibid.
51. Ibid.
52. National Osteoporosis Foundation. n.d. “Low Bone Density.” http://nof.org/articles/9 .
53. U.S. Preventive Services Task Force. 2011. “Osteoporosis: Screening.” Annals of Internal Medicine 154: 356–364.
54. Fechtenbaum, J., C. Cropet, S. Kolta, B. Verdoncq, P. Orcel, and C. Roux. 2005. “Reporting of Vertebral Fractures on Spine X-Rays.” Osteoporosis International 16: 1823–1826.
55. National Institutes of Health. 2014. “How Does Physical Activity Help Build Healthy Bones?” https://www.nichd.nih.gov/health/topics/bonehealth/conditioninfo/Pages/activity.aspx .
56. Schultz, A. B., G. B. J. Andersson, K. Hadersperk, R. Örtengren, M. Nordin, and R. Björk. 1982. “Analysis and Measurement of Lumbar Trunk Loads in Tasks Involving Bends and Twists.” Journal of Biomechanics 15: 669–675.
57. Melton, L. J., E. Y. S. Chao, and J. Iane. 1998. “Biomechanical Aspects of Fractures.” In Osteoporosis: Etiology, Diagnosis, and Management , edited by, B. J. Riggs and L. J. Melton. New York: Raven Press.
58. National Osteoporosis Foundation. 2013. “Moving Safely.” In Bone Basics. Washington, D.C.: National Osteoporosis Foundation.
59. Centers for Disease Control and Prevention. 2015. “Arthritis-Related Statistics.” http://www.cdc.gov/arthritis/data_statistics/arthritis-related-stats.htm.
60. Centers for Disease Control and Prevention. 2015. “Physical Activity for Arthritis.” http://www.cdc.gov/arthritis/basics/physical-activity-overview.html .
61. U.S. National Library of Medicine, National Institutes of Health. 2014. “Osteoarthritis.” http://www.nlm.nih.gov/medlineplus/osteoarthritis.html.
62. U.S. National Library of Medicine, National Institutes of Health. 2014. “Rheumatoid Arthritis.” http://www.nlm.nih.gov/medlineplus/rheumatoidarthritis.html .
63. Ibid.
64. Centers for Disease Control and Prevention. 2015. “Rheumatoid Arthritis (RA).” http://www.cdc.gov/arthritis/basics/rheumatoid.htm .
65. National Institute of Arthritis and Musculoskeletal and Skin Diseases. 2014. “Questions and Answers About Fibromyalgia.” NIH Publication No. 14–5326 .
66. Centers for Disease Control and Prevention. 2015. “Fibromyalgia.” http://www.cdc.gov/arthritis/basics/fibromyalgia.htm.
67. National Institute of Arthritis and Musculoskeletal and Skin Diseases. 2014. “Questions and Answers About Fibromyalgia.” NIH Publication No. 14–5326 .
68. Ibid.
69. Carson, J. W., K. M. Carson, K. D. Jones, R. M. Bennett, C. L. Wright, and S. M. Mist. 2010. “A Pilot Randomized Controlled Clinical Trial of the Yoga of Awareness Program in the Management of Fibromyalgia.” Pain 151: 530–539.
70. Westby, Marie. 2015. “Exercise and Arthritis.” American College of Rheumatology. Atlanta, GA: American College of Rheumatology.
71. National Institute of Arthritis and Musculoskeletal and Skin Diseases. 2014. “Joint Replacement Surgery: Health Information Basics for You and Your Family.” NIH Publication No. 14–5149-E .
72. American Academy of Orthopaedic Surgeons. 2015. “Total Hip Replacement.” http://orthoinfo.aaos.org/topic.cfm?topic=a00377 .
73. Mayo Clinic. 2014. “First Nationwide Prevalence Study of Hip and Knee Arthroplasty Shows 7.2 Million Americans Living with Implants.” http://www.mayoclinic.org/medical-professionals/clinical-updates/orthop edic-surgery/study-hip-knee-arthroplasty-shows-7-2-million-americans-living-with-implants .
74. U.S. National Library of Medicine, National Institutes of Health. 2014. “Taking Care of Your New Hip Joint.” https://www.nlm.nih.gov/medlineplus/ency/patientinstructions/000171.htm .
75. Centers for Disease Control and Prevention. 2015. “Chronic Obstructive Pulmonary Disease.” http://www.cdc.gov/copd/index.html.
76. American Lung Association. 2013. Trends in COPD (Chronic Bronchitis and Emphysema): Morbidity and Mortality. Epidemiology and Statistics Unit Research and Health Education Division. http://www.lung.org/assets/documents/research/copd-trend-report.pdf.
77. Akinbami, L. J., and X. Liu. 2011. “Chronic Obstructive Pulmonary Disease Among Adults Aged 18 and Over in the United States, 1998–2009.” NCHS Data Brief 63 . Hyattsville, MD: National Center for Health Statistics.
78. Centers for Disease Control and Prevention. 2015. “Chronic Obstructive Pulmonary Disease.” http://www.cdc.gov/copd/index.html.
79. Paulwels, R. A., and K. Rabe. 2004. “Burden and Clinical Features of Chronic Obstructive Pulmonary Disease (COPD).” Lancet 364: 613–620.
80. COPD Foundation. 2015. “Breathing Techniques.” http://www.copdfoundation.org/What-is-COPD/Living-with-COPD/Breathing-Techniques.aspx .
81. Bouhassira, D. M. Lantéri-Minet, N. Attala, B. Laurent, and C. Touboulf. 2008. “Prevalence of Chronic Pain with Neuropathic Characteristics in the General Population.” Pain 136: 380–387.
82. Institute of Medicine. 2011. Relieving Pain in America: A Blueprint for Transforming Prevention, Care, Education, and Research . Washington, D.C.: The National Academies Press.
83. U.S. National Library of Medicine. 2015. “Pain Medications: Narcotics.” https://www.nlm.nih.gov/medlineplus/ency/article/007489.htm .
84. Keefe, F. J., M. E. Rumble, C. D. Scipio, L. A. Giordano, and L. M. Perri. 2004. “Psychological Aspects of Persistent Pain: Current State of the Science.” Journal of Pain 5: 195–211.
85. Lumley, M. A., J. L. Cohen, G. S. Borszcz, A. Cano, A. M. Radcliffe, L. S. Porter, H. Schubiner, and F. J. Keefe. 2011. “Pain and Emotion: A Biopsychosocial Review of Recent Research. ” Journal of Clinical Psychology 67: 942–968.
86. Lehrer, P., R. Carr, D. Sargunaraj, and R. L. Woolfolk. 1994. “Stress Management Techniques: Are They All Equivalent, or Do They Have Specific Effects?” Biofeedback and Self-Regulation 19: 353–401.
87. Ibid.
88. Gracely, R. H., M. E. Geisser, T. Giesecke, M. A. B. Grant, F. Petzke, D. A. Williams, and D. J. Clauw. 2004. “Pain Catastrophizing and Neural Responses to Pain Among Persons with Fibromyalgia.” Brain 127: 835–843.
89. Berger, N. A., P. Savvides, S. M. Koroukian, E. F. Kahana, G. T. Deimling, J. H. Rose, K. F. Bowman, and R. H. Miller. 2006. “Cancer in the Elderly.” Transactions of the American Clinical and Climatological Association 117: 147.
90. American Cancer Society. 2014. Cancer Treatment & Survivorship Facts & Figures . Atlanta, GA: American Cancer Society.
91. Busch, V., W. Magerl, U. Kern, J. Haas, G. Hajak, and P. Eichhammer. 2012. “The Effect of Deep and Slow Breathing on Pain Perception, Autonomic Activity, and Mood Processing: An Experimental Study.” Pain Medicine 13: 215–228.
92. Martin, S. L., K. L. Kerr, E. J. Bartley, B. L. Kuhn, S. Palit, E. L. Terry, J. L. DelVentura, and J. L. Rhudy. 2012. “Respiration-Induced Hypoanalgesia: Exploration of Potential Mechanisms. ” Journal of Pain 13: 755–763.
93. Zautra, A. J., R. Fasmana, M. C. Davisa, and A. D. Craig. 2010. “The Effects of Slow Breathing on Affective Responses to Pain Stimuli: An Experimental Study. ” Pain 149: 12–18.
94. Lumley, M. A., J. L. Cohen, G. S. Borszcz, A. Cano, A. M. Radcliffe, L. S. Porter, H. Schubiner, and F. J. Keefe. 2011. “Pain and Emotion: A Biopsychosocial Review of Recent Research. ” Journal of Clinical Psychology 67: 942–968.
95. Lehrer, P., R. Carr, D. Sargunaraj, and R. L. Woolfolk. 1994. “Stress Management Techniques: Are They All Equivalent, or Do They Have Specific Effects?” Biofeedback and Self-Regulation 19: 353–401.
96. Raghavendra, R. M., R. Nagarathn, H. R. Nagendra, K. S. Gopinath, B. S. Srinath, B. D. Ravi, S. Patil, B. S. Ramesh, and R. Nalini. 2007. “Effects of an Integrated Yoga Programme on Chemotherapy-Induced Nausea and Emesis in Breast Cancer Patients.” European Journal of Cancer Care 16: 462–474.
97. Carson, J. W., K. M. Carson, L. S. Porter, F. J. Keefe, H. Shaw, and J. M. Miller. 2007. “Yoga for Women with Metastatic Breast Cancer: Results from a Pilot Study.” Journal of Pain & Symptom Management 33: 331–341.
98. Carlson, L. E., and S. N. Garland. 2005. “Impact of Mindfulness-Based Stress Reduction (MBSR) on Sleep, Mood, Stress and Fatigue Symptoms in Cancer Outpatients. ” International Journal of Behavioral Medicine 12: 278–85.
99. Smith, J. E., J. Richardson, C. Hoffman, and K. Pilkington. 2005. “Mindfulness-Based Stress Reduction as Supportive Therapy in Cancer Care: Systematic Review. ” Journal of Advanced Nursing 52: 315–327.
100. Holzel, B. K., S. W. Lazar, T. Gard, Z. Schuman-Olivier, D. R. Vago, and U. Ott. 2011. “How Does Mindfulness Meditation Work? Proposing Mechanisms of Action from a Conceptual and Neural Perspective. ” Perspectives on Psychological Science 6: 537.
101. Davidson, R. J., J. Kabat-Zinn, J. Schumacher, M. Rosenkranz, D. Muller, S. F. Santorelli, F. Urbanowski, A. Harrington, K. Bonus, and J. F. Sheridan. 2003. “Alterations in Brain and Immune Function Produced by Mindfulness Meditation.” Psychosomatic Medicine 65: 564–570.
102. Grant, J. A., J. Courtemanche, and P. Rainville. 2011. “A Non-Elaborative Mental Stance and Decoupling of Executive and Pain-Related Cortices Predicts Low Pain Sensitivity in Zen Meditators.” Pain 152: 150–156.
103. Holzel, B. K., U. Ott, T. Gard, H. Hempel, M. Weygandt, K. Morgen, and D. Vaitl. 2008. “Investigation of Mindfulness Meditation Practitioners with Voxel-Based Morphometry.” Social Cognitive & Affective Neuroscience 3: 55–61.
104. Holzel, B. K., U. Ott, H. Hempel, A. Hackl, K. Wolf, R. Stark, and D. Vaitl. 2007. “Differential Engagement of Anterior Cingulate and Adjacent Medial Frontal Cortex in Adept Meditators and Non-Meditators. ” Neuroscience Letters 421: 16–21.
105. Buckwalter, J. A. 1995. “Aging and Degeneration of the Human Intervertebral Disc.” Spine 20: 1,307–1,314.
106. Twomey, L. T., and J. R. Taylor. 1987. “Age Changes in Lumbar Vertebrae and Intervertebral Discs.” Clinical Orthopaedics and Related Research November: 97–104.
107. Nair, S., M. Sagar, J. Sollers III, N. Consedine, and E. Broadbent. 2014. “Do Slumped and Upright Postures Affect Stress Responses? A Randomized Trial.” Health Psychology 34: 632–641.
108. Percia, M., S. Davis, and G. Dwyer. 2012. “Getting a Professional Fitness Assessment.” ACSM Fit Society Spring edition. American College of Sports Medicine.
109. NIHSeniorHealth. n.d. “Falls and Older Adults.” http://nihseniorhealth.gov/falls/aboutfalls/01.html .
110. National Institute of Arthritis and Musculoskeletal and Skin Diseases. 2015. “Handout on Health: Back Pain.” NIH Publication No. 15–5282 . Bethesda, MD: National Institutes of Health.